Many early stage cloud vendors have it backwards when it comes to offering cloud-based services. They implement Software as a Service (SaaS) first to demonstrate their vision and then develop enterprise integration features. But the right way to go about it is to support corporate clouds in early product releases.
IT is typically conservative about business risk and likes to retain control over sensitive data and applications. Security SaaS vendors may be better served by allowing IT to start by hosting its own private cloud service, integrated with existing data repositories and administrative systems and then provide a path to the full cloud application environment.
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